For Gem Enthusiasts

How do gems likes rubies and red beryls get their red color? Learn the role impurity ions play in the coloration of these and other gemstones.

Carved in Thailand in 2006 from a 3,600-ct emerald, “The Sacred Emerald Buddha” has a message of peace. Read the inside story of this amazing…

The Hayek cut is great for light to medium-colored gem rough that’s blocky but not square enough for an emerald cut. Learn how to facet this lively…

Emerald enhancements can improve the beauty of these gems but also have some drawbacks. Learn how to choose the right procedure for a particular…

First-time gem buyers may find diamond grades confusing. Our consumer guide explains how diamonds are evaluated and gives advice on how to choose…

In this golden age of pearls, a wide variety of shapes, sizes, and colors are available. Our pearl buying guide can help you select a pearl you’ll…